package com.oocl.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.oocl.pojo.Merchant;

@WebFilter("/sec/*")
public class SecFilter implements Filter {

    public SecFilter() {
        // TODO Auto-generated constructor stub
    }

	public void destroy() {
		// TODO Auto-generated method stub
	}

	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
		HttpServletRequest req = (HttpServletRequest) request;
		HttpServletResponse resp = (HttpServletResponse) response;
		HttpSession session = req.getSession();
		Merchant merchant = (Merchant) session.getAttribute("merchant");
		if (merchant != null) {
			chain.doFilter(request, response);
		} else {
			resp.sendRedirect("../login.jsp");
		}
	}

	public void init(FilterConfig fConfig) throws ServletException {
		// TODO Auto-generated method stub
	}

}
